package com.njwb.day05;

public class TestUser {
    public static void main(String[] args) {
        User user=new User("admin","123","南京");
        System.out.println(user);
        System.out.println(user.username);
        System.out.println(user.password);
        System.out.println(user.address);
        user.fn("aaa");
    }
}
